With threats of avian flu and lead poisoning, biologists are working overtime to care for a species that nearly went extinct.

Another spillover of the H5N1 bird flu virus from wild birds to dairy cattle appears to have occurred, this time in Arizona.

Avian influenza has been detected in milk from a dairy herd in Maricopa County, according to the Arizona Department of Agriculture.

In the vast urban sprawl of Arizona, the habitat of the tiny western burrowing owl is being destroyed—prompting conservationists to think creatively about how to help. A burrowing owl chick ...

Arizona has 28 species of bats that eat annoying insects and pollinate plants. Here's when they come out and what to do if one gets in your house.

One ancient Greek writer said that he wished to become a “high-flying eagle and soar beyond the barren waters over the swell ...

Tucson Wagon and History Museum, Planetary Seismometer, Snow4Flow, Owl Party Saddle up for a trip to the Tucson Wagon and History Museum! University of Arizona scientists use seismometers to ...

Spotted Owls (Strix occidentalis) have faced a number of challenges for decades. A recent study provides evidence that ...

Every winter, students at one Phoenix area high school get ready for a lesson only mother nature can provide, and this year ...

An Arizona egg farmer is urging the federal government to allow poultry vaccinations against bird flu to help curb soaring egg prices.

State agriculture officials confirmed Tuesday that a dairy farm in Maricopa County tested positive for bird flu – Arizona's ...